What follows is part of the Index to the US Manual of Classifications for patents. As you scroll through the list and encounter a class/subclass of interest, you can jump back to the top and retreive patent titles by entering the class/subclass in the box below.
Enter a class/subclass code here to get a list of patent titles. Use
any of the following forms:
363-131 121-55A 14-.5
that is, no embedded spaces, class and subclass seperated by a dash, and any
subclass letters capitalized. Currently Design Patent titles (those in the
classes of the form Dxx.yy) are not retreivable.
FORMALDEHYDE ........................ 568/448
DEHYDRATING .......................203/17
SYNTHETIC RESIN (SEE SYNTHETIC RESIN OR NATURAL RUBBER
RESIN OR NATURAL RUBBER)
FORMAMIDE ........................... 564/215
FORMATES
ALKALI FORMING METAL ..............562/609
CELLULOSE .........................536/67
ESTERS ............................560/231+
FORMAZANS ........................... 534/652
FORMER (SEE DIE; MOLDING; SHAPING)
FORMIC ACID ......................... 562/609
FORMING
METAL BY PLASTIC SHAPING ..........72
FLUENT TOOL OR ENERGY FIELD ....72/54+
FORMS
DISPLAY ...........................223/66+
DESIGN .........................D20/10+
DRESS ..........................223/68
IN SITU CONSTRUCTION ENGINEERING OR
BUILDING TYPE ..................249/1+
FORTE DEVICES SEE PIANO
FORTUNE TELLING DEVICES ............. 273/161
COIN CONTROLLED ...................194
PLAYING CARDS .....................D21/42+
TOYS ..............................D21/240
FORWARD CHAINING .................... 395/52
FOUNDATION (SEE BASES)
BEE COMB ..........................449/44+
BUILDING ..........................52/292+
HAIR ..............................132/54+
MARINE ............................405/195.1+
BALLASTED ......................405/207+
PILES .............................405/231+
ROAD BED ..........................404/27+
FOUNDING ............................ 164
FOUNDRY APPARATUS ................... 164
FOUNDRY MOLD OR MOLD CORE BINDER .... 523/139+
FOUNTAIN
BEVERAGE INFUSER ..................99/313+
GRAVITY FEED ...................99/310+
COMB ..............................132/112+
DESIGN ............................D23/201
DRINKING .......................D07/304
STOCK WATERING .................D30/121+
DRINKING ..........................239/24+
DESIGN .........................D07/304
INKWELL (SEE INKWELL) .............222/577
MACHINE
BED AND PLATEN OSCILLATING
PRINTING .....................101/315
BED AND PLATEN RECIPROCATING
PRINTING .....................101/321
DAMPENER PLANOGRAPHIC ..........101/148
INKER ..........................101/364+
INKER MULTICOLOR ...............101/210
INKER ROLLER ...................101/363
PRINTING MEMBERS AND INKER .....101/330+
PEN (SEE FOUNTAIN PEN)
SPRINKLING ........................239/17+
STENCIL ADDRESSING .............101/48+
STOCK WATERING ....................D30/121+
STOCK WATERING ....................119/74+
SYRINGE ...........................604/131+
GRAVITY FEED FROM PLURAL 604/80
RESERVOIRS ...................604/80
FOUNTAIN PEN (SEE PENS) ............. 401
BALL POINT ........................401/209+
FOLLOWER FLUID .................401/142
BIFURCATE NIB TYPE ................401/221+
INK RETAINER ATTACHMENT AT TOOL 401/252+
FILLING ...........................141/21+
FILLING ...........................141/18+
PROJECTABLE AND RETRACTABLE TOOL ..401/99+
RUPTURABLE CARTRIDGE ..............401/132+
SIGN OR PICTURE CARRYING ..........40/334+
STYLOGRAPHIC ......................401/258+
FOURDRINIER MACHINES ................ 162/348+
FOURIER ANALYSIS .................... 324/76.21
FOWL ................................ 452+
BROODERS ..........................119/31+
BUTCHERING ........................452+
CARE AND HANDLING DESIGN ..........D30
CONFINING AND HOUSING DEVICES .....119/21+
DESIGN .........................D30/108+
FEEDING DEVICES ...................119/51.1+
FOODS .............................426/635
MEDICINES .........................424
SUPPORTS AND SHACKLES .............452/188
WATERING DEVICES ..................119/72+
DESIGN .........................D30/121+
FOWLER FLAP FOR AIRCRAFT ............ 244/216
FRACTURE APPARATUS SURGICAL ......... 602/5+
FRAME ............................... 52
ABRADING MACHINE ..................51/166.R+
AGRICULTURAL IMPLEMENT ............172/776
AIRCRAFT
AIRFOIL ........................244/123+
AIRSHIP HULL ...................244/125
FUSELAGE .......................244/119+
APPAREL
ARMPIT SHIELD ..................2/57
HAT ............................2/175.4+
APPAREL APPARATUS
DRESS COAT OR SKIRT STRETCHING .223/69
HAT FRAME MAKING ...............223/8
TIE ............................223/65
TROUSERS STRETCHING ............223/63
BAG HOLDER ........................248/99+
BED ...............................5
BEE
COMB ...........................449/35+
HIVE ...........................449/3+
CAMERA ............................354/161
CANOPY ............................135/101+
CAR ROOF ..........................52/45+
CASTER ............................16/31.R+
CLOCK .............................368/88
CLOCK .............................968/265+
CLOSURES PARTITIONS PANELS ........160/371+
AWNING .........................160/76
MOUNT OR SUPPORT ...............160/369
NONRIGID .......................160/354
PLURAL .........................160/353
ROLL TYPE ......................160/239+
DOOR ..............................49/504+
METAL ..........................52/782+
DRILL PRESS .......................408/234+
DRYING
CURTAIN ........................38/102.1+
ELECTRIC LAMP .....................314/130+
ARC ............................314/130+
FABRIC CLEANER ....................15/233
FABRIC STRETCHING .................38/102.1+
FASTENING SAVINGS BOX .............232/6
FIREPLACE .........................126/500
FISHING REEL ......................242/309+
FOR BUILDING ......................52/648.1
FOR EXPANSIBLE CHAMBER DEVICE .....92/161
HAIR FOUNDATION ...................132/54
HAND AND HOISTLINE IMPLEMENTS .....294/67.1+
BRICK CARRIERS .................294/63.1+
GRAPPLE ........................294/113+
VACUUM .........................294/65
HARVESTER .........................56
HEADWEAR RECEPTACLE ...............206/9
INTERNAL COMBUSTION ENGINE ........123/195.R
LAND VEHICLE
BODY STRUCTURE .................296/187+
BODY SUPPORTING ................280/781+
DESIGN .........................D12/159
DROP FRAME CONVERTIBLE TO ......280/7.11
DROPPED BODY ...................280/2
ENDLESS TRACK CARRIED BY .......305/16+
EQUALIZED ......................280/104+
ROLLER BEARING .................280/105
VELOCIPEDE .....................280/281.1+
VELOCIPEDE STEERED .............280/274+
LEATHER MAKING WORK HOLDER ........69/19
LIGHT SHADE OR BOWL ...............362/433+
LUGGAGE ...........................190/121+
METALLIC RECEPTACLE WALL ..........220/668
MIRROR OR REFLECTOR ...............52
MOUNTED MOTOR .....................180/58+
MUSIC
HAMMER ACTION ..................84/250
KEY ............................84/432
PIANO ..........................84/184
OPEN WORK .........................52/633+
PANEL .............................52/474+
EDGING .........................428/21+
SECTIONAL ......................52/455+
PAVEMENT LIGHT OR LENS ............404/22+
PICTURE ...........................40/152+
PICTURE FRAME MOLDING .............D25/119+
PLANTING DRILL ....................111/52+
PORTAL WITH BUILDING STRUCTURE ....52/204.1+
PRINTING ..........................355/122+
QUILTING ..........................112/119
RADIATOR ..........................165/149
RAILWAY
BOGIE SIDE .....................105/206.1+
CAR ............................105/396+
LOCOMOTIVE .....................105/172+
SCROLL SAW ........................83/776+
SEWING ............................112/258+
SHEET DRYING APPARATUS ............34/163
SIFTING MACHINE ...................209/404+
SIGN OR BULLETIN BOARD ............D19/52
SLATE .............................434/422
SPREADER ..........................294/81.1
TABLE .............................248/163.1+
TENT ..............................135/101+
TEXTILE
HAND LOOM ......................139/34
PILE TUFTING TUBES .............139/10
TEXTILE THREAD ....................28/149+
TROLLEY POLE ......................191/65
TRUNK .............................190/24
TRUSS SURGICAL ....................128/99.1+
TYPEWRITER ........................40/691+
VENTILATING REGISTER ..............454/330+
WALL DECORATION ...................D06/300+
WINDOW ............................49/504+
WIREWORKING .......................140/92.1
WOODWORKING
BIT ............................408/53
CLAMPS .........................269
HANDSAW ........................30/166.3+
MATCH DIPPING ..................144/65
FRANGIBLE
ATTACHMENT FOR METALLIC RECEPTACLE 220/89.1+
BARREL BUNG .......................217/111
BOTTLE OR JAR CAP .................215/250+
BUILDING STRUCTURES ...............52/98+
CARTRIDGE FOUNTAIN PEN ............401/132+
DISPENSER OUTLET ..................222/542
ELECTRIC SIGNAL BOX ELEMENT .......340/303
ELEMENT IN PIPE JOINT .............285/3+
FEATURE
STATIC MOLD ....................249/61
FLUID HANDLING MEANS ..............137/797
LOCKS
KEY BIT ........................70/410
KEY OPERATING MECHANISM ........70/422
MATERIAL USED IN GLASS PROCESS ....65/23
METALLIC RECEPTACLE CLOSURE .......220/265+
MULTIPLE SHOE BRAKE CONNECTION ....188/241
RAILWAY SWITCH ELEMENT ............246/289
RAILWAY TRAIN PIPE CLOSURE ........246/199
DERAILMENT OPERATED TYPE .......246/172
VALVE CONTROLLING ELEMENT .........137/68.1+
FRANKFURTER (SEE SAUSAGE)
MAKING ............................452/30+
PACKAGING .........................53/DIG.1
FRATERNAL INSIGNIA .................. D11/95+
FRAUD PREVENTOR OR DETECTOR
CHECK CONTROLLED APPARATUS ........194/302+
COMBINED .......................194/202+
COATING OR IMPREGNATING ...........427/7+
ELECTROPHOTOGRAPHIC COPIER ........355/201
PRINTED MATTER ....................283/72+
STOCK MATERIAL ....................428/916*
TRANSFER OR DECALCOMANIA .......428/915*
FREE FALL ITEM FEEDING .............. 209/908*
FREE RADICAL, HYDROCARBON SYNTHESIS 585/942*
INVOLVING ..........................585/942*
FREE WHEELING CLUTCHES .............. 192/41.R+
FREEZE-OUT TRAP ..................... 62/55.5
FREEZER AND FREEZING(SEE CONGELATION)
FLOWABLE MATERIAL .................62/340+
AUTOMATIC ......................62/135+
PROCESS ........................62/66+
ICE CREAM MACHINE DESIGN ..........D15/82
PRESSURE COMPENSATORS .............138/27+
FOR INTERNAL COMBUSTION
ENGINES ......................123/41.5
REFRIGERATOR-FREEZER DESIGN .......D15/81+
SAFETY SYSTEMS FOR FLUID HANDLING .137/59+
WORK HOLDER USING .................269/7
FREIGHT ACCOMODATION ON FREIGHT
CARRIER ............................410
LASHING ...........................410/96+
ANCHOR .........................410/101+
LOAD BRACE ........................410/121+
BAR WALL-TO-WALL ...............410/143+
PANEL WALL-TO-LADING ...........410/127+
PANEL WALL-TO-WALL .............410/129+
RETAINER .......................410/77+
YIELDABLE ......................410/117+
PARTICULAR ARTICLE ................410/2+
AUTOMOBILE SHIPMENT ............410/4+
GROUPED ........................410/31+
MASSIVE ........................410/44
FREIGHT CARRIER
FREIGHT ACCOMODATING CONSTRUCTION .410
LAND VEHICLE ......................280
BODY ...........................296
RAIL CAR ..........................105/355+
FRAMING ........................105/404+
FRENCH CURVES ....................... 33/561.2+
FRENCH DRESSING ..................... 426/615+
FRENCH FRYERS ....................... 99/403+
FREON T M .......................... 570/134
FREQUENCY
AMPLITUDE STUDY MECHANICAL ........73/579+
ANALYZER ..........................324/76.12+
AUTOMATIC CONTROL
GAIN, LEVEL, VOLUME ............455/234.1
PLURAL RECEIVERS ...............455/136
SYSTEM RADIO ...................455/71
TELEVISION RECEIVER ............358/194.1
TRANSCEIVER ....................455/119
TRANSMITTER ....................455/313+
CHANGERS ..........................310/127+
CONVERSION SYSTEMS ................363/157+
CONVERTERS ........................310
SYSTEMS ........................363/157+
DEMODULATORS ......................329/315+
DIVIDER ...........................363/157+
ELECTRONIC TUBE TYPE ...........328/15
ELECTRONIC TUBE TYPE ...........328/25
DIVIDERS OSCILLATOR ...............331/51
GROUP FREQUENCY RADIO SIGNALING ...455
MEASURING .........................324/76.39+
ABSORPTION TYPE ................324/76.51
HETERODYNE .....................324/76.41+
WAVE METER .....................250/250
MODULATORS ........................332/117+
MULTIPLIERS OSCILLATOR ............331/53
RADIO SIGNALING ...................455
RESPONSE MODIFICATION .............358/904*
SPEECH RANGE COMPRESSION OR
EXPANSION IN TELEPHONE SYSTEM ..381/29+
SYNTHESIS .........................328/14
FREQUENCY SPECTRUM ALALYZER ......... 324/76.19
FRET SAWS ........................... 30/513+
FRETS FOR FINGERBOARDS OF STRINGED
INSTRUMENTS ........................84/314.R
CONTROL ...........................84/DIG.3
FRICTION
CLUTCH ............................192
BRAKE POSITION ADJUSTER
COMBINED .....................188/199
GEARING ...........................476+
PLANETARY ......................475/183+
GENERATORS
BOILER HEATING .................122/26
ELECTRIC .......................310/310
HEATER ............................126/247
IGNITING MASS OR SURFACE COMBINED
WITH FUEL ......................44/506+
PRODUCING COMPOSITIONS ............106/36
REMOVABLE CLOSURE RETAINED BY .....220/352
TAPE ..............................428/343+
COATED ON BOTH SIDES ...........427/208
PACKAGE ........................206/411
TEST
BETWEEN SOLID BODIES ...........73/9
LIQUID VISCOSITY ...............73/54.4+
TORQUE .........................73/862.12
WELDING APPARATUS .................228/2.1
NONMETALLIC ....................156/580.1
METHODS ......................156/73.1+
SONIC OR ULTRASONIC ..........156/580.1
WELDING PROCESS, NONMETALLIC ...156/73.5
SONIC OR ULTRASONIC ..........156/73.1
FRINGE
APPAREL TRIMMING ..................2/244
MAKING ON LOOMS ...................139/118+
MISC MANUFACTURE .................28/145+
OF SEWN STRANDS ...................112/409
DESIGN .........................D05/7+
ON WEB OR SHEET ...................428/115+
SEWING MACHINE FORMING ............112/64
TRIMMING DESIGN ...................D05
TURNING GUIDE FOR SEWING MACHINES .112/149
WOVEN FABRIC ......................139/385
FRISBEE T M ......................... 446/46+
FRISKET ............................. 101/421
FRITS, GLASS COMPOSITIONS ........... 501/14+
FROG
FLOWER STEM HOLDER ................47/41.13
DESIGN .........................D11/147
RAILWAY ...........................246/454+
CONTINUOUS RAIL ................246/275+
FROG OBVIATING SWITCHES ........246/417+
SWITCH CONNECTED ...............246/382+
SWITCH CONNECTED VEHICLE
ACTUATED .....................246/274
TROLLEY TRANSFER ...............104/105
TEXTILE WEAVING ...................139/346
FRONT
BOARDS ............................5/54
BOILER ............................122/497+
FIREPLACE .........................126/544+
DESIGN .........................D23/343+
FURNACE ...........................110/172
UPENDING BEDSTEAD CASE
PANEL ..........................5/160
WING ...........................5/161
WINTER OR STORM
LAND VEHICLE ...................296/77.1+
RAILWAY CAR ....................105/353
FROST INDICATOR FOR REFRIGERATOR .... 62/128
FROST PREVENTING
COMPOSITION .......................252/70
COATING ........................106/13
PLANTS AND FRUIT ..................47/2
REFRIGERATOR ......................62/272+
AUTOMATIC ......................62/150+
PROCESS ........................62/80+
FROSTING LAMP BULBS ................. 156/625+
FROTH ............................... 252/307
FLOTATION .........................209/163+
AGENTS .........................252/61
COPPER .........................209/901*
PHOSPHATE ......................209/902*
PREVENTING ........................252/321
FRUIT ............................... 426/616+
APPARATUS FOR TREATING ............99/467
CLEANING
BRUSHING OR WIPING APPARATUS ...15/3.1+
FLUID TREATMENT APPARATUS ......134
PROCESSES ......................426/478+
CLIPPER ...........................30/123.5+
COFFEE SUBSTITUTES FROM ...........426/594+
CORER .............................99/547+
DESIGN .........................D07/693
GATHERER ..........................56/328.1+
DESIGN .........................D08/13
HALVING CUTTERS ...................83
JUICE EXTRACTOR
COMMINUTING CITRUS FRUITS ......99/495
DESIGN .........................D07/665+
INTERFITTING CUP TYPE PRESS ....10/213
PRESSES ........................10/104+
PEELERS OR PARERS .................99/588+
DESIGN .........................D07/693
PLANTS ............................PLT/33.1+
PRESERVATION ......................426/321+
CANNING ........................426/392
COATING ........................426/289+
DEHYDRATION ....................426/471+
REFRIGERATION ..................426/524
SEEDING AND STONING ...............99/547+
SORTING MACHINES ..................209/509+
STEMMER ...........................99/635+
FRYING PAN
DEEP FAT ..........................99/403+
HEAT TRANSFER FEATURE .............126/373+
STRUCTURE .........................220
SURFACE GRIDDLES ..................99/422+
FTORAFUR ............................ 544/313
FUCHSIN ACID ........................ 552/112
FUCHSINE ............................ 552/114+
FUEL ................................ 44
BOUND ANIMAL BLOOD OR ANIMAL 44/552
MANURE CONTAINING ..............44/552
BOUND SEWAGE CONTAINING ...........44/552
BOXES .............................126/283
CAN ...............................D23/202+
CELL ..............................429/12
ACTIVE MATERIAL ELECTRODE ......429/27+
AUTOMATIC CONTROL MEANS ........429/22+
CATALYTIC ELECTRODE STRUCTURE ..429/40+
CELL ELECTRICAL GENERATOR .....429/12+
CHEMICALLY SPECIFIED ELECTRODE .429/46
COAL SLURRIES .....................44/280+
DESIGN SOLID ......................D13/100
MINERAL OIL ....................208/15
FEED AND SUPPLY SYSTEMS ...........137
ENGINE COMBINED GENERALLY ......60
ENGINE INTERNAL COMBUSTION
COMBINED .....................123/495+
FUEL INJECTION ...............123/445
ROTARY PISTON ................123/200+
LIQUID FUEL NOZZLE GENERALLY ...239
SOLID FUEL BURNERS COMBINED ....110/101.R+
WITH COMBUSTION FEATURE ........431
GAS
DISTRIBUTION ...................48/190+
GENERATOR ......................48/61+
GASEOUS ...........................48
GELLED LIQUID .....................44/265+
HEAT EXCHANGE FEATURE .............429/26+
HIGH ENERGY COMPOUNDS .............149/120+
IGNITING DEVICES & FUEL ...........44
INJECTOR COMBINED WITH ROTARY
PISTON ENGINE ..................123/200+
LIQUID ............................44/300+
ACYCLIC PEROXY COMPOUND 44/322
CONTAINING ...................44/322
LIQUID HYDROCARBON MONOMER MIXTURES585/1+
ALDEHYDE OR KETONE CONTAINING ..44/437+
AZO COMPOUND CONTAINING ........44/328
CARBOHYDRATE CONTAINING ........44/313
CARBOXAMIDE CONTAINING .........44/418+
EXPLOSIVE OR THERMIC CONTAINING 149/1
FREE METAL OR ALLOY CONTAINING .44/321
HALOHYDROCARBON CONTAINING .....44/456
HEAVY METAL CONTAINING EXCEPT 44/354+
LEAD .........................44/354+
HETEROCYCLIC COMPOUND CONTAINING44/329+
INORGANIC COMPOUND CONTAINING ..44/457+
MATERIAL, ACTINIDE OR423/249
RADIOACTIVE INORGANIC COMPOUND423/249+
NITRATE OR NITRITE ESTER 44/323+
CONTAINING ...................44/323+
NITRILE OR ISONITRILE CONTAINING44/384
NITRO COMPOUND CONTAINING ......44/413+
ORGANIC AMINE CONTAINING .......44/412+
ORGANIC CARBOXYLATE CONTAINING .44/388+
ORGANIC OXYGEN COMPOUNDS 44/436+
CONTAINING ...................44/436+
ORGANIC SULFATE CONTAINING .....44/369
ORGANIC SULFONATE CONTAINING ...44/370+
ORGANIC SULFUR OR ORGANIC 44/435+
PHOSPHORUS CONTAINING ........44/435+
ORGANO LEAD COMPOUNDS44/454+
CONTAINING ...................44/454+
PHOSPHORUS ORGANIC ACIDS OR 44/375+
ESTERS CONTAINING ............44/375+
QUINONE CONTAINING .............44/312
SILICON CONTAINING .............44/320
SOLID HYDROCARBON POLYMER 44/459
CONTAINING ...................44/459
SOLIDIFYING ....................44/265+
UREA OR THIOUREA CONTAINING ....44/417
LOG ...............................44/535
MINERAL OIL .......................208/15+
NUCLEAR ...........................976/DIG.37+
NUCLEAR ...........................376
ALLOYS FOR ACTINIDE GROUPS ....420/1+
BLANKET ARRANGEMENTS ...........376/172
BUNDLE OR PACK .................376/434
BY-PRODUCT TREATMENT ...........376/189
CANNED .........................376/412
CARRIER, INSERTABLE ............376/342
CLADDING .......................376/457
COATED OR IMPREGNATED ..........376/414
COMPLEMENTARY SEGMENTS .........376/429
COMPOSITIONS ...................252/626+
CONCENTRIC LAYERS ..............376/431
COOLANT INCLUDED ...............376/424
CORE ARRANGEMENTS ..............376/348
ELECTROLYLIC PRODUCTION ........204/1.5
IN FISSION PLENUM ............376/412
PARTICLES ....................376/411
REPROCESSING .................423/249+
HANDLING .......................376/260
LAYERED ........................376/416
LEAK DETECTING .................376/250
WARNING STRUCTURE ............376/450
LOADING AND UNLOADING ..........376/264
MANUFACTURING
CHEMICAL MILLING .............156/625+
CHEMICAL, MISC ...............156/67
COATING ......................427/6+
ETCHING ......................156/625+
IRRADIATION OR CONVERSION ....376/156
LAMINATING ...................156/67
METAL STOCK HEAT TREATED .....148/401+
METALLURGICAL PRODUCTION .....75/393+
METALLURGICAL PRODUCTION .....420/1+
POWDER METALLURGY ............419
MATERIAL, ACTENIDE OR376/901*
RADIOACTIVE X-REF PATENTS ....376/901*
ALLOY ........................376/422
ORGANIC COMPOUNDS ............534/10+
MECHANICAL SPACING 376/438
MEANS OR SECURING ............376/438
METAL HEAT TREATMENT ...........148
MOLTEN .........................376/359
PROJECTIONS, PRONGS FINS ......376/454
METAL ALLOYS .................420/1+
SEAL FOR .......................376/451
SEGMENTED ......................376/426
NON-METAL ....................264/21+
X-ART ........................376/903*
SINTERED PROCESS ..............419
SINTERED STOCK ................75/228+
SLURRY, ASSOCIATED COMPONENTS ..376/356
SLURRY, CONVERSION PROCESS .....376/171
SPACING MEANS OR SECURING ......376/438
WASTE DISPOSAL .................252/626+
NUCLEAR DEVICE MAKING .............29/DIG.9
PLURAL CELLS ......................429/18+
PROCESS OF OPERATING ..............429/13+
PUMPS .............................415
PUMP ...........................417
SERVICE STATION PUMP ...........D15/9.1+
REFRIGERANT UTILIZED AS ...........62/7
SERVICE STATION PUMP ..............D15/9.1+
SOLID AND LIQUID ..................44
SOLID COMPOSITIONS WITH BINDER 44/551+
AND ADDITIONAL COMPONENT .......44/551+
SOLID ELECTROLYTE .................429/30+
SOLID WITH BINDERS ................44/551+
WITH BINDERS ...................44/551+
SPREAD OUT INTO A FILM ............261/DIG.25
TESTING CONSUMPTION ...............73/113+
TREATMENT, SOLID FUEL FURNACE .....110/218+
FULCRUM
BRAKE BEAM TYPE ...................188/231+
FULL STROKE MECHANISM ............... 74/17.5
DISPENSERS
PUMP TYPE ......................222/375
FULL WAVE GAS RECTIFIER ............. 313/581
HIGH VACUUM RECTIFIER .............313/306
FULLER'S EARTH
ADSORBENT .........................502/232+
CARBON COMBINED ................502/180
FULLING ............................. 26/19+
HIDE APPARATUS ....................69/33+
INORGANIC EXPLOSIVE OR ............149/33+
THERMIC COMPOSITION CONTAINING .149/33+
FULMINATING IGNITER ................. 431/269+
FUMARIC ACID ........................ 562/595
FUME ARRESTER
CONSUMABLE ELECTRODE DISCHARGE 314/26
DEVICES ........................314/26+
GAS SEPARATION ....................55
HOODS .............................454/49+
DESIGN .........................D23/371+
METALLURGICAL APPARATUS ...........266/144+
TEXTILE FLUID TREATING ............68/209
FUME GENERATOR ...................... 422/305+
FUMIGANTS ........................... 424/40+
FUMIGATION .......................... 422
ANIMAL ............................119/160
FOOD ..............................426/312+
APPARATUS ......................99/467
SOILS .............................47/58
VERMIN DESTROYING .................43/125+
FUNGI (SEE ALSO YEAST AND MUSHROOM)
COMPOSITIONS ......................435/171
BODY TREATING ..................424/93.R
EDIBLE PRODUCTS ................426
SINGLE CELL PROTEIN ..........435/804*
PROTEIN EXTRACTS FROM ..........530/371
FUNGI, PER SE, CULTURE METHODS ....435/254.1+
SPECIES CROSS-REFERENCE ........435/911+
TRANSFORMANTS ..................435/254.11+
MEASURING AND TESTING .............435/7.31
FUNGICIDES
ANIMAL DIPS AND SPRAYS ............424
CYANOGEN COMPOUNDS ................424/607+
FERTILIZERS CONTAINING ............504/101+
FUMIGANTS .........................424/40+
INORGANIC .........................424/607+
OIL EMULSIONS .....................514/938
ORGANIC ...........................514/1+
SUSPENDING AGENTS & SPREADERS .....514/769+
FUNGISTATIC
COMPOSITIONS ......................424
FUNNEL .............................. 141/331+
CHEMISTRY LAB APPARATUS ...........422/99
DISPENSER WITH FUNNEL TYPE OUTLET .222/460+
DISPENSER WITH SEPARABLE ..........141/343
HOUSEHOLD ARTICLE DESIGN ..........D07/700
LIQUID LEVEL OR DEPTH GAGE HAVING .73/294
MILK RECEPTACLES WITH FUNNEL
FILLER .........................232/43
SUPPORTS FOR ......................248/94
FUR SEE PELTS
ARTIFICIAL ........................428/85+
CAPE DESIGN .......................D02/832
COAT DESIGN .......................D02/832+
COLLAR ............................D02/602+
CUTTING ...........................83/915*
FLUID TREATMENT ...................8/94.14
DYEING .........................8/404+
GARMENTS ..........................2/65+
DESIGN .........................D02
LEATHER MANUFACTURES DERIVED FROM
FURS AND RELATED PROCESSES .....69/23+
NECKWEAR DESIGN ...................D02/601+
RECEPTACLES FOR ...................206/11
SCARF OR MUFF HANGERS .............223/97
SEWING MACHINES ...................112/16+
TREATING APPARATUS ................69/23+
FURAN ............................... 549/505
FURFURAL ............................ 549/483
FURFURAMIDE ......................... 266/144
FURLING ............................. 114/104+
FURNACE (SEE HEAT) .................. 110
ABSORBER WITH MANUALLY ADJUSTABLE
SHADING MEANS ..................126/703
ARC ...............................373/60+
ASH RECEIVING AND HANDLING DEVICES 110/165.R+
AUTOMATIC TEMPERATURE CONTROL .....236
BESSEMER CONVERTER ................266/243+
BOILER CONTROLLED
AIR OR STEAM FEED ..............110/188
FUEL FEEDER ....................110/103
STOKER .........................110/186+
CAR TYPE ..........................432/241
CHARGE CONVEYOR WITHIN ............414/150+
CHARGING AND DISCHARGING ..........414/147+
DISTILLATION APPARATUS .........202
METAL CHARGE ...................75/303+
SHAPED .......................428/576
CHECKER BRICK .....................165/9.1+
CHEMICAL REACTION .................422/198+
COKE ..............................202/215+
COLLECTOR INCLUDES ROOF 126/622
SHINGLES OR TILES ..............126/622
CREMATING .........................110/194
CUPOLA ............................432/95+
METALLURGICAL ..................266/197+
METALLURGICAL, X-ART ...........266/900*
DESIGN ............................D23/329
DISTILLING AND COMBUSTIBLE GAS
GENERATING
BURNING COMBINED ...............110/229+
GAS GENERATORS .................48/61+
MINERAL OIL VAPORIZING .........208/347+
STILLS .........................202/81+
DOORS .............................110/173.R+
DRAFT REGULATORS ..................110/147+
ELECTRIC ..........................373
ARC FURNANCE ...................373/60+
ELECTRON BEAM ..................373/10+
ZONE MELTING .................373/17
GLASS FURNACES .................373/27+
GLOW DISCHARGE .................373/26
INDUCTION FURNACES .............373/138+
CHANNEL ......................373/162
CORE-TYPE ....................373/159
CORELESS .....................373/151
LINING .......................373/164+
MAKING OF LINING .............264/30+
ZONE MELTING .................373/139
PRESSURE AND VACUUM FURNACE ....373/60+
ARC WITH INTERNAL ATMOSPHERE 373/68
CONTROL .....................373/68
FURNACE BODY DETAIL ..........373/71
RESISTANCE FURNACE .............373/109+
WALL COOLED FURNACE
ARC FURNACE DEVICE ...........373/75+
INDUCTION CORE-TYPE ..........373/165
INDUCTION CORELESS ...........373/158
INDUCTION FURNACE DEVICE .....373/138+
RESISTANCE FURNACE DEVICE ....373/113+
WITH CONDENSERS ................373/56+
ZONE MELTING ...................373/17+
ELECTRON BEAM .....................373/10+
ZONE MELTING ...................373/17
FLUID FUEL BURNER IN ..............431/159+
SOLID FUEL COMBINED ............110/260+
FRONTS ............................110/172
FUEL FEEDERS ......................110/101.R+
GAS SCRUBBERS .....................261/DIG.9
GASES
COMBUSTION AIR HEATING .........110/303
HEATING BOILER FEED WATER ......122/420+
POWER PLANT WATER HEATING ......60/669
GLASS
ANNEALING ......................65/349+
ELECTRIC .......................373/27+
MELTING ........................432/195+
MELTING AND REFINING ...........65/347
POT TYPE .......................432/156
HAZARDOUS WASTE DESTRUCTION .......588
INCINERATOR .......................110/235+
LIQUID HEATING OR EVAPORATING
AIR HEATER COMBINED ............126/101
CONCENTRATORS ..................159
COOKING STOVE COMBINED .........126
FIREPLACE COMBINED .............126/513+
OPEN TYPE ......................126/344+
PRESSURE GENERATING BOILERS ....122
MELTING ...........................266/200+
METALLURGICAL
APPARATUS ......................266
PROCESSES ......................75
MISCELLANEOUS HEATING .............432
NUCLEAR ...........................376/366
OPEN HEARTH .......................432/159+
POTS ..............................432/262+
POWDERED FUEL BURNING
FLUID FUEL COMBINED ............110/260+
FUEL FEEDERS ...................110/104.R+
FURNACE STRUCTURE ..............110/263+
PUDDLING ..........................266/203
RECUPERATOR .......................432/179
REGENERATIVE ......................432/180
SAWDUST REFUSE AND WET FUEL .......110/235+
FEEDERS ........................110/102
STOVES .........................126/222+
SHAFT .............................432/95+
METALLURGY .....................266/197+
SMOKESTACKS .......................110/184+
SOLID FUEL BURNING ................110
STOVES .........................126
SPARK AND SMOKE CONDUCTORS ........110/145+
SPARK ARRESTERS ...................110/119+
STOKERS ...........................241/600*
STOVES & FURNACES .................126
TOXIC WASTE DESTRUCTION ...........588
TUYERES ...........................110/182.5+
WALL MANUFACTURE AND REPAIR .......264/30
FURNITURE
BEDS ..............................5
CABINETS ..........................312
CHAIRS AND SEATS ..................297
DESIGN ............................D06
DOLL OR TOY .......................446/479+
DESIGN .........................D21/121
DRY CLOSET COMBINED ...............4/465+
EDUCATION FEATURES COMBINED .......434/432
FIRE ESCAPE COMBINED ..............182/35+
ILLUMINATOR COMBINED ..............362/127+
INSECT TRAP COMBINED ..............43/109
MUSIC CABINET .....................84/DIG.17
POLISH ............................106/3+
PROTECTOR OR COVER ................D06/610+
RACKS AND STANDS FOR ..............211/27
SHIP FURNITURE AS LIFE RAFT .......441/125+
SHIPS .............................114/188+
STORE DESIGN ......................D06
TABLES ............................108
TOY ...............................D21/121
FUROIC ACID ......................... 549/484+
FURRING (SEE STUDDING) .............. 52/474+
SETTABLE MATERIAL BACKER ..........52/344+
FURROWER ............................ 172
FURROW FOLLOWERS ..................280/776
IRRIGATION DAM FORMER .............172/233+
PLANTING DRILL ....................111/149+
ROLLER COMBINED ...................172/176
FURYL COMPOUNDS ..................... 549/429+
AZO COMPOUNDS .....................534/751+
FUSE
AMMUNITION AND EXPLOSIVE DEVICE ...102/200+
BLASTING .......................102/200+
CORDEAU DETONANT ...............102/275.1+
MINE ...........................102/424+
MINE MARINE TYPE ...............102/416+
COMBINED WITH FUEL ................44/519
CONDITION, ELECRIC SIGNAL .........340/638+
CUTTER BLASTING ...................86/22
ELECTRIC ..........................D13/161
BOX ............................D13/178
CONNECTOR COMBINED .............337/187+
THERMAL ........................337/401+
THERMAL CURRENT ................337/142
ELECTROPHOTOGRAPHIC FIXATION ......355/282+
FUSIBLE ELEMENTS ..................169/42
BUILDING STRUCTURES COMBINED ...52/232
HOUSING OR MOUNTING ASSEMBLY ......174/52.1+
WITH ELECTRICAL COMPONENT
OR DEVICE ....................361/837
MAKING ............................493/948*
MEASURING AND TESTING TIMING 73/5
APPARATUS ......................73/5
OPERATED
ALARM ..........................116/106
SAFETY DEVICES FOR FIRE
EXTINGUISHERS ................122/504.3
SAFETY DEVICES FOR LIQUID
HEATERS AND VAPORIZERS .......122/504.1
STOVE AND FURNACE DAMPERS ......126/287.5
PROXIMITY .........................102/211+
PULLER TOOL .......................81/3.8
SETTERS, ORDNANCE .................89/6+
FUSED CELL FORMATION ................ 435/172.2
X-ART COLLECTION ..................935/93*
FUSEE ............................... 102/358
FUSELAGE
AIRCRAFT CONSTRUCTION .............244/119+
LIFTING TYPE ......................244/36
FUSIBLE
BOILER SAFETY CONTROL .............122/504.1
FIRE EXTINGUISHER ..............122/504.3
BOLT OR NUT, IN BOLT OR NUT TO 411/171
SUBSTRUCTURE LOCK ..............411/171
CONNECTIONS .......................169/42
METAL, IN BOLT TO NUT LOCK ........411/257
PLUGS FOR AUTOMATIC FIRE169/37
SPRINKLER HEADS ................169/37+
RECEPTACLE ATTACHMENT .............220/89.3
SENSOR SIGNAL SYSTEM ..............340/590+
STOVE DAMPER RELEASE ..............126/287.5
SWITCH ............................337/401+
THERMAL CURRENT ELEMENT ........20
THERMAL CURRENT HEATER .........337/182+
THERMOMETER .......................374/106
VALVE OPERATOR ....................137/72+
VALVES AND CONTROLLERS ............222/54
FIRE EXTINGUISHER ..............169/19+
VENTILATOR COWL RELEASE ...........454/28
FUSION (SEE MELTING)
BONDING APPARATUS .................228
COATING COMBINED ..................427/375
SEPARATION COMBINED ...............422/285+
SULPHUR ...........................423/567.1
FUSION BONDING
GLASS PREFORMS OF .................65/36+
APPARATUS ......................65/152+
FUSION NUCLEAR REACTORS ............. 376/100
FUZZY LOGIC
APPLICATIONS ......................395/900*
COMPUTER ..........................395/1
CONTROLLER ........................395/1
EXPERT SYSTEM .....................395/61